#include <iostream>
#include <unistd.h>
#include <fcntl.h>
#include <string.h>
using namespace std;

int main()
{
   int fd = open("../ffl", O_RDWR);
   char buffer[1024] = "fuck u";
   write(fd, buffer, strlen(buffer));
   while(1){
       sleep(2);
   }
    return 0;
}
